Material: Aluminum with CNC Machined
For 7-12 speed
Chainring capacity: 28T-36T , ISCG-05 System
Weight: 118g
Fully-functionally combination, which includes the chain guide, bash guard, and chain tensioner

Features:
– Top chain guide reduces the dropping chain and stables the works, its lifting upper slider is for chain adjustment
– The great strength firm bash guard is able to resist impacting
– The detachable lower roller act as a chain tensioner

Recommended Use: Downhill